@article{PORMA_2005__62_1_51559,
     author = {Saleh, Daad Abou},
     title = {Stability of periodic or anti-periodic solutions of certain differential systems. {(Stabilit\'e} des solutions p\'eriodiques ou anti-p\'eriodiques de certains syst\`emes diff\'erentiels.)},
     journal = {Portugaliae mathematica},
     pages = {35--54},
     publisher = {mathdoc},
     volume = {62},
     number = {1},
     year = {2005},
     zbl = {1069.34075},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_2005__62_1_51559/}
}